Vibronic spectra, ab initio calculations, and structures of conformationally non-rigid molecules of oxalyl halides in the ground and lowest excited electronic states - Part VI: Oxalyl bromide (COBr)2 and summary

► Ab initio study of (COBr)2 structure in the ground and excited electronic states. ► Reanalysis of experimental vibronic spectra of (COBr)2. ► Reassignments of vibronic bands based on calculated data and vibrational spectra. ► Overview of oxalyl halides structural data.